Lock, Statistics: Unlocking the Power of Data, 2e Help I System Announcements PR

Question

Lock, Statistics: Unlocking the Power of Data, 2e Help I System Announcements PRINTER VERSION BACK NEXT Unit B, Review Exercise B.43 Flipping Coins We flip a coin 140 times and get 77 heads, so the sample proportion of heads is p = A77 140 = 0.55. To test whether this provides evidence that the coin is biased, we create a randomization distribution. Where will the distribution be centered? The distribution will be centered at SHOW HIN LINK TO TEXT By accessing this Question Assistance, you will learn while you earn points based on the Point Potential Policy set by your instructor Question Attempts: 2 of 5 used SAVE OR LATER SUBMIT ANSWER You have surpassed the number of attempts to earn Maximum Points for this question. For this attempt, and any subsequent attempt(s), you will earn points according to the Point

Explanation / Answer

The distributed is centered at mean

biniomial distr

mean=np

=140*77/140

=77

ANSWER77

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